On a fixed interval schedule, reinforcement is given for the ______
a. first correct response after a fixed amount of time has passed
b. first correct response after varying amounts of time have passed
c. next correct response after a fixed number of responses have occurred
d. next correct response after a varying number of responses have occurred
A
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Which hormone may be linked to enhanced spatial skills?
A. dihydrotestosterone B. progesterone C. estrogen D. testosterone
Valium is technically classified as a(n) ______
a. sedative c. antidepressant drug b. antianxiety drug d. psychostimulant
Which of the following is consistent with the notion that anti-anxiety drugs act through the amygdala to reduce anxiety?
a. Delivery of anti-anxiety drugs into the amygdala increases anxiety. b. Few opiate receptors are found in the amygdala. c. The amygdala contains benzodiazepine receptors. d. Injection of benzodiazepine drugs into the amygdala reduces anxiety, but not fear.
What two advances occur during middle childhood in information-processing abilities?
A. visual scanning and search routines B. attention and memory C. motivation and diligence D. decentering and critical processing